Lens



FIG. 1 is a front view showing a first embodiment of my new design for a lens where features of surfaces shown in other views may be visible through the transparent material in the given view;

FIG. 2 is a perspective view showing my new design shown in FIG. 1 where features of surfaces shown in other views may be visible through the transparent material in the given view;

FIG. 3 is a back view showing my new design shown in FIG. 1 where features of surfaces shown in other views may be visible through the transparent material in the given view;

FIG. 4 is a right side view showing my new design shown in FIG. 1 where features of surfaces shown in other views may be visible through the transparent material in the given view;

FIG. 5 is a left side view showing my new design shown in FIG. 1 where features of surfaces shown in other views may be visible through the transparent material in the given view;

FIG. 6 is a top view showing my new design shown in FIG. 1 where features of surfaces shown in other views may be visible through the transparent material in the given view;

FIG. 7 is a bottom view showing my new design shown in FIG. 1 where features of surfaces shown in other views may be visible through the transparent material in the given view;

FIG. 8 is a front view showing a second embodiment of my new design for a lens;

FIG. 9 is a perspective view showing my new design shown in FIG. 8;

FIG. 10 is a back view showing my new design shown in FIG. 8;

FIG. 11 is a right side view showing my new design shown in FIG. 8;

FIG. 12 is a left side view showing my new design shown in FIG. 8;

FIG. 13 is a top view showing my new design shown in FIG. 8; and,

FIG. 14 is a bottom view showing my new design shown in FIG. 8.

The portions shown in broken lines are not part of the claimed design but show the environment in which the design is associated. 

I claim the ornamental design for a lens, as shown and described. 